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<a href="#func-members">Functions</a>  </div>
  <div class="headertitle">
<div class="title">Low Power Callback<div class="ingroups"><a class="el" href="group__group__ctdac.html">CTDAC        (Continuous Time Digital to Analog Converter)</a> &raquo; <a class="el" href="group__group__ctdac__functions.html">Functions</a></div></div>  </div>
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<a name="details" id="details"></a><h2 class="groupheader">General Description</h2>
<p>This driver supports one SysPm callback for Deep Sleep transition. </p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:gae3b956a4896232dd0a2e635e178db621"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__group__syspm__data__enumerates.html#ga601b1cb722cb091133caf33d8ab235ca">cy_en_syspm_status_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__group__ctdac__functions__syspm__callback.html#gae3b956a4896232dd0a2e635e178db621">Cy_CTDAC_DeepSleepCallback</a> (<a class="el" href="structcy__stc__syspm__callback__params__t.html">cy_stc_syspm_callback_params_t</a> *callbackParams, <a class="el" href="group__group__syspm__data__enumerates.html#gae06cd8869fe61d709ad6145ca9f3cd63">cy_en_syspm_callback_mode_t</a> <a class="el" href="group__group__ipc__bt__data__structures.html#ga37e90f5e3bd99fac2021fb3a326607d4">mode</a>)</td></tr>
<tr class="memdesc:gae3b956a4896232dd0a2e635e178db621"><td class="mdescLeft">&#160;</td><td class="mdescRight">Callback to prepare the CTDAC before entering and after exiting Deep Sleep mode.  <a href="#gae3b956a4896232dd0a2e635e178db621">More...</a><br /></td></tr>
<tr class="separator:gae3b956a4896232dd0a2e635e178db621"><td class="memSeparator" colspan="2">&#160;</td></tr>
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<h2 class="groupheader">Function Documentation</h2>
<a id="gae3b956a4896232dd0a2e635e178db621"></a>
<h2 class="memtitle"><span class="permalink"><a href="#gae3b956a4896232dd0a2e635e178db621">&#9670;&nbsp;</a></span>Cy_CTDAC_DeepSleepCallback()</h2>

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          <td class="memname"><a class="el" href="group__group__syspm__data__enumerates.html#ga601b1cb722cb091133caf33d8ab235ca">cy_en_syspm_status_t</a> Cy_CTDAC_DeepSleepCallback </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="structcy__stc__syspm__callback__params__t.html">cy_stc_syspm_callback_params_t</a> *&#160;</td>
          <td class="paramname"><em>callbackParams</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype"><a class="el" href="group__group__syspm__data__enumerates.html#gae06cd8869fe61d709ad6145ca9f3cd63">cy_en_syspm_callback_mode_t</a>&#160;</td>
          <td class="paramname"><em>mode</em>&#160;</td>
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          <td></td>
          <td>)</td>
          <td></td><td></td>
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<p>Callback to prepare the CTDAC before entering and after exiting Deep Sleep mode. </p>
<p>If deglitching is used, it is disabled before entering Deep Sleep to ensure the deglitch switches are closed. This is needed only if the CTDAC will be enabled in DeepSleep. Upon wakeup, deglitching will be re-enabled if it was previously used.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">callbackParams</td><td>Pointer to structure of type <a class="el" href="structcy__stc__syspm__callback__params__t.html">cy_stc_syspm_callback_params_t</a>. The context pointer should point to <a class="el" href="structcy__stc__ctdac__context__t.html">cy_stc_ctdac_context_t</a>.</td></tr>
    <tr><td class="paramname">mode</td><td>Callback mode, see <a class="el" href="group__group__syspm__data__enumerates.html#gae06cd8869fe61d709ad6145ca9f3cd63">cy_en_syspm_callback_mode_t</a></td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>See <a class="el" href="group__group__syspm__data__enumerates.html#ga601b1cb722cb091133caf33d8ab235ca">cy_en_syspm_status_t</a></dd></dl>
<dl class="section user"><dt>Function Usage</dt><dd><div class="fragment"><div class="line">    <span class="comment">/* Scenario: The CTDAC has been configured to stay on in Deep Sleep mode.</span></div><div class="line"><span class="comment">     * Before putting the device into Deep Sleep mode, the CTDAC Deep Sleep</span></div><div class="line"><span class="comment">     * callback must be registered to ensure proper operation during and after Deep Sleep mode. */</span></div><div class="line"></div><div class="line">    <span class="comment">/* Set the base address pointer to the CTDAC hardware block. */</span></div><div class="line">    <span class="keyword">static</span> <a class="code" href="structcy__stc__syspm__callback__params__t.html">cy_stc_syspm_callback_params_t</a> DeepSleepCallbackParams;</div><div class="line">    <span class="keyword">static</span> <a class="code" href="structcy__stc__ctdac__context__t.html">cy_stc_ctdac_context_t</a> ctdacContext;</div><div class="line">    DeepSleepCallbackParams.<a class="code" href="structcy__stc__syspm__callback__params__t.html#a56076e99358e2b7c99681312108b09af">base</a> = CTDAC0;</div><div class="line">    DeepSleepCallbackParams.<a class="code" href="structcy__stc__syspm__callback__params__t.html#abac771f244791efe23d4964a40bbf8c8">context</a> = &amp;ctdacContext;</div><div class="line"></div><div class="line">    <span class="comment">/* Attach the Cy_CTDAC_DeepSleepCallback function and set the callback parameters. */</span></div><div class="line">    <a class="code" href="structcy__stc__syspm__callback__t.html">cy_stc_syspm_callback_t</a> DeepSleepCallbackStruct;</div><div class="line">    DeepSleepCallbackStruct.<a class="code" href="structcy__stc__syspm__callback__t.html#afc2210e66cc5a0513e42761df9a2021a">callback</a> = &amp;<a class="code" href="group__group__ctdac__functions__syspm__callback.html#gae3b956a4896232dd0a2e635e178db621">Cy_CTDAC_DeepSleepCallback</a>;</div><div class="line">    DeepSleepCallbackStruct.<a class="code" href="structcy__stc__syspm__callback__t.html#a566582fa98bed63f19108164d62e6c8f">type</a> = <a class="code" href="group__group__syspm__data__enumerates.html#gga8c2960c0164ead1cfa86e7d6846b6ff0abc51d74deff0ceea4304b01b2d57bd9d">CY_SYSPM_DEEPSLEEP</a>;</div><div class="line">    DeepSleepCallbackStruct.<a class="code" href="structcy__stc__syspm__callback__t.html#a497711725618616da0b168743702dc03">callbackParams</a> = &amp;DeepSleepCallbackParams;</div><div class="line"></div><div class="line">    <span class="comment">/* Register the callback before entering Deep Sleep mode. */</span></div><div class="line">    <a class="code" href="group__group__syspm__functions__callback.html#ga0d58b00c8dc764a6371590f70e2f73c7">Cy_SysPm_RegisterCallback</a>(&amp;DeepSleepCallbackStruct);</div><div class="line">    </div><div class="line">    <span class="comment">/* Put the device into Deep Sleep mode and wait for an interrupt to wake up. */</span></div><div class="line">    Cy_SysPm_DeepSleep(<a class="code" href="group__group__syspm__data__enumerates.html#ggaae6a9f528630a2d69bb70b3bced1f0acadf47e50b6700c08b6f9e7e70bb525541">CY_SYSPM_WAIT_FOR_INTERRUPT</a>);</div><div class="line">    </div></div><!-- fragment --></dd></dl>

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